Answer:
a2+b2=c2
Step-by-step explanation:
A right triangle is a triangle in which one of the angles is a 90∘ angle. A triangle can be determined to be a right triangle if the side lengths are known. If the lengths satisfy the Pythagorean Theorem (a2+b2=c2) then it is a right triangle.
3
68/4 to get how many miles per gallon
17
51/17 to see how many gallons of gas
3 gallons of gas
when x= 0
y= 4×0_1
y =-1
when x=1
ý=4×1-1
y= 3
when x = 2
y= 4×2-1
y= 7
is 6.5 so your answer is A